Seneschal to Llywelyn the Great from 1215 (Lloyd 2:684-5).
Events
Date of Birth: unknown.
Place of Birth: unknown.
Bartrum gives him a generation number of 5 in his dating scheme, implying a birth date in about, very roughly, 1170.
Date of Death: 1246.
Place of Death: unknown.
The date is given by Bartrum (Marchudd 4) and by Lloyd (2:707 fn 75).
Relationships
Father: Cynwrig ab Iorwerth ap Gwgon.
This relationship is shown by Bartrum (Marchudd 4), and given by Stephenson (p. 102), and by Roberts (p. 182).
Mother: Angharad ferch Hwfa.
This relationship is shown by Bartrum (Marchudd 4).
Spouse: Tangwystl ferch Llywarch ap Bran.
This relationship is shown by Bartrum (Marchudd 4).
Spouse: Gwenllian ferch Yr Arglwydd Rhys.
This relationship is shown by Bartrum (Marchudd 4). It is recorded in Annales Cambriæ s.a. 1236.
Children (by Tangwystl):
(Complete source citations for facts about the children on this page are currently outside of the scope of this project. Most information below comes from Bartrum.)
Sir Tudur (died 1278) married Adles ferch Richard.
Llywelyn of Creuddyn.
Hywel, bishop of Llanelwy, 1240-1247.
Rhys.
Cynwrig of Creuddyn.
Iorwerth y Gwahanglwyfus (the leprous) of Abermarlais.
Children (by Gwenllian):
Gwladus married Tegwared ap Cynwrig.
Gwenllian married Tegwared y Baiswen.
Gronwy (died 1268) married Morfudd ferch Meurig of Gwent.
Gruffudd married (1) Gwenllian ferch Hywel; married (2) Margred ferch Einion ap Gwalchmai.
Children (mother uncertain):
Gwenllian married Sir Aron ap Rhys; also married Gwrwared ap Gwylim.
Angharad married Einion Fychan.
Children (illegitimate):
Tudur Gwilltyn.
References
Bartrum, Peter C., “Marchudd 4”, “Marchudd 14” in An Electronic Version of Welsh Genealogies AD 300-1500. [The source that Bartrum cites for Ednyfed is his own Early Welsh Genealogical Tracts.]
Bartrum, Peter C (ed.) Early Welsh Genealogical Tracts. (Cardiff: University of Wales Press, 1968).
The sources Bartrum gives for Ednyfed are:
Achau Brenhinoedd a Thywysogion Cymru (probably based on 15th century MSS):
9a. “Ednyved vychan ap Kynwrig ap Iorwerth ap Gwgawn ap Idnerth ap Edryd ap Inethan ap Iasseth ap Karwed ap Marchudd ap Kynan ap Eiluyw ap Mor ap Mynan ap Yspwys ap Mwyntyrch ap Yspwys ap Kadrawd Kalchvynydd ap Kynwyd Kynwydiawn ap Kynvelyn ap Mar ap Kenev ap Koel godebawg.”
Hen Lwythau Gwynedd a’r Mars.
7c. “1. Ednyfet vychan m. Kenwrik m. Ierwerth m. Gwgawn m. Idnerth mab Edryt m Inethan.
Carr, Antony David. The Mostyn Family and Estate, 1200-1643 (PhD thesis, University of Wales, 1975).
Guy, Ben. Medieval Welsh Genealogy. (The Boydell Press, 2020).
From Guy’s critical edition of the Llywelyn ab Iorwerth genealogies, which were based on an archetype created no later than the first half of the fourteenth century from an original compilation dating to the early thirteenth century, partly based on earlier written sources (Note that Guy is striving for textual rather than genealogical accuracy):
54 Gwyr Ros Nerfynyawn. Pedwar gwely llwyth Edryt.
54.1 Ednyfet Vychan m. Kenwrik m. Ierwerth m. Gwgawn m. Idnerth mab Edryt m. Inethan.
A4 Llwyth Marchud:
A4.1 Ednyfet Vychan ap Kywrik ap Iorwerth ap Gwgawn ap Idnerth ap Edrit ap Inethan ap Iassed ap Karwet ap Marchud ap Kynan …
A4.1.1. Mam Ednyfet Vychan: Angharat ferch Hofa ap Kenwrik ap Riwallon ap Dingat ap Tudyr ap Ymyr ap Katfarch ap Gwernen ap Gwaedgar ...
Lloyd, John Edward, A History of Wales. 2 volumes (London: Longmans, Green and Co., 1911-1912).
Roberts, Glyn. “Wyrion Eden’: The Anglesey Descendants of Ednyfed Fychan in the Fourteenth Century” in Aspects of Welsh History. (University of Wales Press, 1969).
Stephenson, David. The Governance of Gwynedd. (University of Wales, 1984).
Williams ab Ithel, John (ed.). Annales Cambriæ (London: Longman, Green, Longman, and Roberts; 1860).